What are the Pokemon Diamond r4 cheats?

Here are the Pokemon diamond R4 cheats.

Cheat 1. Get high Exp to level Pokemon (Hold R button after battle)

Cheat 2. Run/walk through walls.

Cheat 3. x999 items (press L+R button)

Cheat 4. 999 master ball

Cheat 5 999 rare candy

cheat 6 press R and L to get 300 of any Pokemon